Home / 134,819.60-202,229.40-92,829.20

Finding the Fourth Proportional to 134,819.60, 202,229.40 and 92,829.20

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Solution

The fourth proportional to 134,819.60, 202,229.40 and 92,829.20 is: 139,243.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,819.60 : 202,229.40 = 92,829.20 : x
  2. Step 2: Convert to fraction form
    134,819.60/202,229.40 = 92,829.20/x
  3. Step 3: Cross multiply
    134,819.60x = 202,229.40 × 92,829.20
  4. Step 4: Simplify right side
    134,819.60x = 18,772,793,418.48
  5. Step 5: Solve for x
    x = 18,772,793,418.48/134,819.60
  6. Step 6: Final answer
    x = 139,243.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.